package io.datajek.springbasics.movierecommendersystem.lesson9;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component
public class ContentBasedFilter implements Filter {
    private  static int instances = 0;
    @Autowired
    private  Movie movie;
    public ContentBasedFilter(Movie movie){
        super();
        this.movie = movie;
        instances++;
        System.out.println("content-based filter constructor called");
    }

    public Movie getMovie(){
        return  movie;
    }

    public static  int getInstances(){
        return  ContentBasedFilter.instances;
    }

//getRecommendation将一部电影作为输入，并返回类似电影的列表
    public String[] getRecommendations(String movie) {
//实现基于内容的过滤器的逻辑
        //返回电影推荐
        return new String[]{"Happy Feet","Ice Age","Shark Tale"};
    }
}
